package shortlink.config;

import org.redisson.api.RBloomFilter;
import org.redisson.api.RedissonClient;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/*配置布隆过滤器*/
@Configuration
public class RBloomFilterConfiguration {

    /*防止用户注册查询数据库的布隆过滤器*/
    @Bean
    public RBloomFilter<String>  userRegisterCachePenetrationBloomFilter(RedissonClient redisson) {
        RBloomFilter<String> cachePenetrationBloomFilter = redisson.getBloomFilter("userRegisterCachePenetrationBloomFilter");
        cachePenetrationBloomFilter.tryInit(100000000L,0.001);
        return  cachePenetrationBloomFilter;
    }
}
